Lewis Structure of H2O

A scientist named Lewis gave the electron dot structure of molecules which are helpful in better understanding of the bonding and non-bonding electrons present in a molecule. Water, one of the Earth’s major constituents, has the molecular formula H2O. A molecule of water is made up of two hydrogen atoms and one oxygen atom that … Read more

Aluminium sulfide: Properties, Preparation And Uses

Aluminium sulfide is a chemical compound with the formula Al₂S₃. This colorless species has an interesting structural chemistry, existing in several forms. The material is sensitive to moisture, hydrolyzing to hydrated aluminum oxides/hydroxides. This can begin when the sulfide is exposed to the atmosphere. Properties Property Description Chemical Formula Al2S3 Molecular Weight Approximately 150.16 g/mol … Read more

Trinitrosotrimethylenetriamine (RDX): Properties, Structure, Preparation and Uses

Trinitrosotrimethylenetriamine, also known as RDX, is an explosive compound with the molecular formula C3H6N6O6. It is a white crystalline solid. It is commonly used in military and industrial applications because of its high explosive power. RDX is known for its high detonation velocity and sensitivity to heat, shock, and friction. RDX is produced by reacting … Read more

Amylocaine hydrochloride: Properties, Preparation And Uses

Properties Property Description Chemical Formula C₁₆H₂₇ClN₂O₂ Molecular Weight Approximately 324.85 g/mol Appearance White or off-white crystalline powder Solubility Soluble in water, slightly soluble in ethanol Melting Point Approximately 175-177°C Boiling Point Decomposes before boiling pH (of a 1% aqueous solution) Approximately 4.5-6.5 Stability Stable under normal conditions Pharmacological Properties Local anesthetic properties, similar to lidocaine … Read more

Pyrrolidine: Properties, Structure, Preparation And Uses

Pyrrolidine, also known as tetrahydropyrrole, is an organic compound with the molecular formula (CH2)4NH. It is a cyclic secondary amine, also classified as a saturated heterocycle. It is a colourless liquid that is miscible with water and most organic solvents. It has a characteristic odor that has been described as “ammoniacal, fishy, shellfish-like”. In addition to pyrrolidine itself, many substituted … Read more

Copper I Chloride: Preparation, Properties and Uses

Copper is a chemical element with the symbol Cu with atomic number 29 in its periodic table. It is soft and has very high thermal and electrical conductivity. It is pinkish-orange in color. Chlorine (Cl) is a greenish-yellow gas with atomic number 17 in the periodic table. It has a pungent odor-like smell. This gas … Read more

Cyclopentanol or Cyclopentyl alcohol: Preparation and Properties

Cyclopentanol or cyclopentyl alcohol is a cyclic alcohol. It is also known as hydroxycyclopentane. Physical and Chemical Properties Property Description Chemical Formula C<sub>5</sub>H<sub>10</sub>OH Molecular Weight Approximately 86.13 g/mol Physical State Liquid at room temperature Appearance Colorless to pale yellow liquid Odor Characteristic odor Melting Point -47.9°C (-54.2°F) Boiling Point 140-143°C (284-289°F) Density ~0.943 g/cm<sup>3</sup> at 20°C (68°F) Solubility Soluble … Read more

Phenetole: Properties, Preparation & Uses

Phenetole, also known as ethoxybenzene, is an aromatic ether commonly used as a solvent and as a precursor in organic synthesis. It can be prepared via Williamson ether synthesis, which involves the reaction of an alkoxide ion with a primary alkyl halide or sulfate ester. Here’s a simplified outline of the preparation of phenetole using … Read more

10 Difference between yeast and mold

What is Mold? Mold is a type of fungi which is usually fuzzy in appearance and is black, brown, grey, blue, green or yellow in color. Mold is grown on surfaces which are moist, it has tubular branches having genetically identical and multiple nuclei. Not all types of mold causes health related hazards but some … Read more